2-dimethylaminomethylene-1,3-bis(dimethylimonio)propane diperchlorate 、
Dinaphtho<2,1-d:1',2'-f><1,3>dithiepine S,S,S',S'-tetraoxide 在
吡啶 、
sodium methylate 作用下,
反应 3.0h,
生成 13-[3-(12,12,14,14-Tetraoxo-12lambda6,14lambda6-dithiapentacyclo[13.8.0.02,11.03,8.018,23]tricosa-1(15),2(11),3,5,7,9,16,18,20,22-decaen-13-yl)-2-[(12,12,14,14-tetraoxo-12lambda6,14lambda6-dithiapentacyclo[13.8.0.02,11.03,8.018,23]tricosa-1(15),2(11),3,5,7,9,16,18,20,22-decaen-13-ylidene)methyl]prop-2-enylidene]-12lambda6,14lambda6-dithiapentacyclo[13.8.0.02,11.03,8.018,23]tricosa-1(15),2(11),3,5,7,9,16,18,20,22-decaene 12,12,14,14-tetraoxide